delete source file no_need_buffer_vars_inference.cc

test=develop

paddle/fluid/framework/CMakeLists.txt

@@ -126,7 +126,7 @@ cc_test(operator_test SRCS operator_test.cc DEPS operator op_registry device_con
 cc_library(version SRCS version.cc)
 cc_test(version_test SRCS version_test.cc DEPS version)
 
-cc_library(proto_desc SRCS var_desc.cc op_desc.cc block_desc.cc program_desc.cc no_need_buffer_vars_inference.cc DEPS shape_inference op_info operator glog version)
+cc_library(proto_desc SRCS var_desc.cc op_desc.cc block_desc.cc program_desc.cc DEPS shape_inference op_info operator glog version)
 
 cc_library(op_registry SRCS op_registry.cc DEPS op_proto_maker op_info operator glog proto_desc memory_optimize_helper)
 nv_test(op_registry_test SRCS op_registry_test.cc DEPS op_registry)

paddle/fluid/framework/details/reference_count_pass.cc

@@ -194,7 +194,7 @@ ExtractComputationOpFromLastLivedVar(VarHandle *var, size_t scope_idx,
 }
 
 /**
- * Shrink op dependencies accoring to no need buffer vars.
+ * Shrink op dependencies according to no need buffer vars.
  *
  * If some ops do not need Tensor buffer of any input,
  * just remove the dependency of this op, i.e, decrease reference count.

paddle/fluid/framework/no_need_buffer_vars_inference.cc

@@ -1,23 +0,0 @@
-// Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "paddle/fluid/framework/no_need_buffer_vars_inference.h"
-#include <string>
-#include <vector>
-
-namespace paddle {
-namespace framework {
-// Reserve empty source file
-}  // namespace framework
-}  // namespace paddle